Ashcroft, T. An outline of modern imperialism: Largely revised, and in part re-written by an editorial comittee. The Plebs League.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAshcroft, Thomas. An Outline of Modern Imperialism: Largely Revised, and in Part Re-written by an Editorial Comittee. London: The Plebs League.
एमएलए (8वां संस्करण) प्रशस्ति पत्रAshcroft, Thomas. An Outline of Modern Imperialism: Largely Revised, and in Part Re-written by an Editorial Comittee. The Plebs League.
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